netdev - Re: [PATCH net-next 09/10] ieee802154: fakelb: Convert to platform remove callback returning void

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Date: Mon, 20 Nov 2023 12:01:06 +0100
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
	Alexander Aring <alex.aring@...il.com>,
	Stefan Schmidt <stefan@...enfreihafen.org>,
	Miquel Raynal <miquel.raynal@...tlin.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Cc: linux-wpan@...r.kernel.org,
	netdev@...r.kernel.org,
	kernel@...gutronix.de
Subject: Re: [PATCH net-next 09/10] ieee802154: fakelb: Convert to platform remove callback returning void

On Fri, 2023-11-17 at 09:59:32 UTC, =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= wrote:
> The .remove() callback for a platform driver returns an int which makes
> many driver authors wrongly assume it's possible to do error handling by
> returning an error code. However the value returned is ignored (apart
> from emitting a warning) and this typically results in resource leaks.
> 
> To improve here there is a quest to make the remove callback return
> void. In the first step of this quest all drivers are converted to
> .remove_new(), which already returns void. Eventually after all drivers
> are converted, .remove_new() will be renamed to .remove().
> 
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> Acked-by: Stefan Schmidt <stefan@...enfreihafen.org>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/wpan/wpan-next.git staging, thanks.

Miquel